/*
 * Copyright 2018- The Pixie Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * SPDX-License-Identifier: Apache-2.0
 */

#pragma once

#ifdef TCMALLOC
#include <gperftools/malloc_extension.h>
#endif

namespace px {

// Call out to tcmalloc to request that previously freed memory is released to the OS.
void ReleaseFreeMemory() {
#ifdef TCMALLOC
  MallocExtension::instance()->ReleaseFreeMemory();
#endif
}

}  // namespace px
